<template>
<div style="padding-left: 15px">
  <div style="padding: 10px 0">
    <el-input style="width: 200px" placeholder="请输入名称" suffix-icon="el-icon-search" v-model="name"></el-input>
    <el-button style="margin-left: 10px;" type="primary" @click="load">搜索</el-button>
    <el-button type="warning" @click="reset">重置</el-button>
  </div>

  <div style="padding: 10px 0">
    <el-button type="primary" @click="handleAdd(null)">新增 <i class="el-icon-circle-plus-outline"></i></el-button>

    <el-popconfirm
        style="margin-left: 10px"
        confirm-button-text='确定'
        cancel-button-text='我再想想'
        icon="el-icon-info"
        icon-color="red"
        title="您确定批量删除这些数据吗？"
        @confirm="delBatch"
    >
      <el-button type="danger" slot="reference">批量删除 <i class="el-icon-remove-outline"></i></el-button>
    </el-popconfirm>
  </div>

  <el-table :data="tableData" border stripe style="margin-top: 10px" row-key="id" default-expand-all
            @selection-change="handleSelectionChange">
    <el-table-column type="selection" width="55"></el-table-column>
    <el-table-column prop="id" label="ID" width="80"></el-table-column>
    <el-table-column prop="name" label="名称"></el-table-column>
    <el-table-column prop="path" label="路径"></el-table-column>
    <el-table-column prop="pagePath" label="页面路径"></el-table-column>
    <el-table-column prop="icon" label="图标" class-name="fontSize18" align="center" label-class-name="fontSize12">
      <template #default={row}>
        <span :class="row.icon"/>
      </template>
    </el-table-column>
    <el-table-column prop="description" label="描述"></el-table-column>
    <el-table-column label="操作"  width="300" align="center">
      <template #default={row}>
        <el-button type="primary" @click="handleAddSon(row.id)"  v-if="!row.pid && !row.path" >新增子菜单<i class="el-icon-plus"></i></el-button>
        <el-button type="success" @click="handleEdit(row)"><i class="el-icon-edit"></i></el-button>
        <el-popconfirm
            style="margin-left: 5px"
            confirm-button-text='确定'
            cancel-button-text='我再想想'
            icon="el-icon-info"
            icon-color="red"
            title="您确定删除吗？"
            @confirm="del(row.id)"
        >
          <el-button type="danger" slot="reference"><i class="el-icon-delete"></i></el-button>
        </el-popconfirm>
      </template>
    </el-table-column>
  </el-table>
  <el-dialog title="菜单信息" :visible.sync="dialogFormVisible" width="30%" >
    <el-form label-width="80px" size="small" style="padding: 0 25px 0 0;">
      <el-form-item label="名称">
        <el-input v-model="form.name" autocomplete="off"></el-input>
      </el-form-item>
      <el-form-item label="路径">
        <el-input v-model="form.path" autocomplete="off"></el-input>
      </el-form-item>
      <el-form-item label="页面路径">
        <el-input v-model="form.pagePath" autocomplete="off"></el-input>
      </el-form-item>
      <el-form-item label="图标">
        <el-select clearable v-model="form.icon" placeholder="请选择" style="width: 100%">
          <el-option v-for="item in options" :key="item.name" :label="item.name" :value="item.value">
            <i :class="item.value" /> {{ item.name }}
          </el-option>
        </el-select>
      </el-form-item>
      <el-form-item label="描述">
        <el-input v-model="form.description" autocomplete="off"></el-input>
      </el-form-item>
    </el-form>
    <div slot="footer" class="dialog-footer">
      <el-button @click="dialogFormVisible = false">取 消</el-button>
      <el-button type="primary" @click="save">确 定</el-button>
    </div>
  </el-dialog>

</div>
</template>

<script>

export default {
  name: "Menu",
  data(){
    return{
      tableData:[],
      total: 0,
      pageNum:1,
      pageSize:10,
      name: "",
      path:"",
      pagePath:"",
      icon:"" ,
      description:"",
      dialogFormVisible:false,
      multipleSelection: [],
      form:{},
      options: []
    }
  },
  created() {
    this.load()
  },
  methods:{
    load(){
      this.request.get("/menu",
          {
            params: {
              name: this.name,
            }
          }).then(res => {
        this.tableData = res.data
      })


      // 请求图标的数据
      this.request.get("/menu/icons").then(res => {
        this.options = res.data
      })
    },
    save() {
      this.request.post("/menu", this.form).then(res => {
        console.log(this.form)
        if (res.code === '200') {
          this.$message.success("保存成功")
          this.dialogFormVisible = false
          this.load()
        } else {
          this.$message.error("保存失败")
        }
      })
    },
    reset() {
      this.name = ""
      this.load()
    },
    handleAddSon(pid) {
      this.dialogFormVisible = true
      this.form = {}
      if(pid){
        this.form.pid = pid
      }
    },
    handleAdd(pid) {
      this.dialogFormVisible = true
      this.form = {}
      if (pid) {
        this.form.pid = pid
      }
    },
    handleEdit(row) {
      this.form = row
      // console.log(row)
      // console.log(this.form)
      this.dialogFormVisible = true
    },
    del(id) {
      this.request.delete("/menu/" + id).then(res => {
        if (res.code === '200') {
          this.$message.success("删除成功")
          this.load()
        } else {
          this.$message.error("删除失败")
        }
      })
    },
    handleSelectionChange(val) {
      console.log(val)
      this.multipleSelection = val
    },
    delBatch() {
      let ids = this.multipleSelection.map(v => v.id)
      this.request.post("/menu/del/batch", ids).then(res => {
        if (res.code === '200') {
          this.$message.success("批量删除成功")
          this.load()
        } else {
          this.$message.error("批量删除失败")
        }
      })
    },
    handleSizeChange(pageSize) {
      // console.log(pageSize)
      this.pageSize = pageSize
      this.load()
    },
    handleCurrentChange(pageNum) {
      // console.log(pageNum)
      this.pageNum = pageNum
      this.load()
    },
    exp() {
      window.open("http://localhost:9090/menu/export")
    },
    handleExcelImportSuccess() {
      this.$message.success("导入成功")
      this.load()
    }
  }
}
</script>

<style>
.headerBg {
  background: #eee!important;
}
.fontSize18{
  font-size: 18px;
}
.fontSize12{
  font-size: 12px;
}
</style>